15 November 2017
Everyone talks about cholesterol, the good one and the bad one that causes clogging of the arteries, but very few people know the vital role of cholesterol in the human body.
Blood is composed of red blood cells, white blood cells, platelets and plasma.
Each cardiac contraction create a wave in the arteries that can be perceived with the finger
The platelets are small particles found in the blood.
« Doctor, my legs are swollen! » It is not rare that we hear this sentence. There are different levels of swelling. Most people who work standing all day can see the linings of their socks on their skin when they take them off in the evening.
The majority of chest pains often remain without identifiable causes. We must make sure that the heart is not the source of this pain. If you have thoracic discomfort, and it worries you, speak to a doctor.
The circulatory system is about to take place a few days after fertilization of the egg by the spermatozoon.
SYNCOPE OR LOSS OF CONSCIOUSNESS
Syncope, fainting or loss of consciousness is transient fainting due to decreased blood flow towards the brain.
Vasovagal syncope is part of the so-called reflex syncope family. It is by far the most common of all syncope. It is estimated that 1 in 4 people will have at least one episode of vasovagal syncope in their life. Most of the time, standing for a long period...
CAROTID SINUS SYNDROME
Syncope du to carotid sinus syndrome is a syncope secondary to appropriate or inappropriate stimulation of blood pressure sensors in the arteries of the neck, the carotid arteries.
THE SITUATIONAL SYNCOPE
As the name suggests, this type of syncope is related to a situationas intestinal stimulation (bowel movements), urination, coughing, sneezing, post physical activity, etc.
Orthostatic syncope occurs when there is a decrease in pressure when a person goes from lying down to an upright position. During this change of position, the effect of gravity causes the blood in the veins remains in the legs, causing a drop in pressure.
Cardiac syncope, as the name suggests, can be a consequence to a heart disease. Normally, this type syncope is due to a heartbeat disorder. A natural pacemaker and the cell circuits act as electrical wires controlling the heart rate. When this pacemaker or these wires are affected, the heart beats too slowly...
Aortic valve sclerosis means that this valve has lost its flexibility without necessarily having a reduced opening. It has long been believed that sclerosis, or the loss of flexibility - or a calcification - of the aortic valve, was solely the result of mechanical stress imposed by each ventricular contraction.